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CEBBCAT
V2EX  ›  自言自语

[自言自语] 给自己的 Kindle 写了个纽约时报(我也不知道叫什么,爬虫?工具?下载器?)

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  •   CEBBCAT · 2019-01-21 00:21:08 +08:00 · 250 次点击
    这是一个创建于 2167 天前的主题,其中的信息可能已经有所发展或是发生改变。

    代码仅作纪念,所有权利保留喔

    实际使用时还需要搭配 calibre 转换格式,不能使用 Email 直接发送 html 文件

    #!/usr/bin/env python3
    # coding = utf-8
    
    import requests, sys, time, logging, tempfile
    from bs4 import BeautifulSoup
    
    DEBUG = False
    
    
    class URLSet:
        'URL 庫,獲取、處理、提供 URL'
    
        def getAnyOnePost(self):
            return 'https://cn.nytimes.com/china/20190118/china-population-crisis/'
    
        def getDualPostURL(self, url):
            return 'https://cn.nytimes.com/china/20190118/china-population-crisis/dual/'
    
        @staticmethod
        def getTestURL():
            return 'https://cn.nytimes.com/asia-pacific/20190117/china-canada-schellenberg-death/dual/'
    
        @staticmethod
        def getalot():
            result = []
            strs = """https://cn.nytimes.com/china/20190118/china-population-crisis/dual/
    https://cn.nytimes.com/asia-pacific/20190118/north-korea-missile-kim-jong-un/dual/
    https://cn.nytimes.com/technology/20190118/huawei-investigation-trade-secrets/dual/
    https://cn.nytimes.com/asia-pacific/20190117/china-canada-schellenberg-death/dual/
    https://cn.nytimes.com/china/20190117/asian-cup-china-tattoos/dual/
    https://cn.nytimes.com/usa/20190116/trump-inauguration-spending/dual/
    https://cn.nytimes.com/opinion/20190118/germanys-china-problem/dual/
    https://cn.nytimes.com/travel/20190118/what-to-do-in-rome-36-hours/dual/
    https://cn.nytimes.com/opinion/20190116/will-chinas-economy-hit-a-great-wall/dual/
    https://cn.nytimes.com/style/20190115/modern-love-end-of-marriage-google-maps/dual/
    https://cn.nytimes.com/opinion/20190115/us-china-trade/dual/
    https://cn.nytimes.com/asia-pacific/20190118/philippines-subic-bay-shipyard/dual/
    https://cn.nytimes.com/education/20190117/the-gender-achievement-gap-starts-later-for-asian-american-students/dual/
    https://cn.nytimes.com/style/20190117/slice-joint-pizza-new-york-city/dual/
    https://cn.nytimes.com/culture/20190115/wod-furlough/"""
            strs = strs.split('\n')
            for i in strs:
                result.append(i)
            return result
    
    
    class Spaker:
        '將格式化的文章用目標格式封裝'
    
        @staticmethod
        def saveAsHTML(post, filename):
            if filename is None:
                filename = "temByNY2PDF.py"
            with open('{}.html'.format(filename), 'w') as f:
                f.write(post)
    
    
    class newsProcessor:
        '獲取新聞 URL 集,並處理成合適的格式送入 Spaker 保存爲文件以便 Kindle 閱讀'
    
        def __init__(self, url):
            self._url = url
            self._doc = webCommissioner.getHTMLDoc(self._url)
    
        def getContentStr(self):
            soup = BeautifulSoup(self._doc, "lxml")
            result = {'title': None, 'enTitle': '', 'date': None, 'contents': [], 'contentStr': ''}
            result['title'] = soup.find('meta', property='og:title')['content']
            result['enTitle'] = soup.find('h1', {'class': 'en-title'}).string
            result['date'] = soup.find('meta', id='date')['content']
            for p in soup.find_all('div', {'class': 'article-paragraph'}):
                if p is None:
                    continue
                result['contents'].append(p.get_text(strip=True))
                result['contentStr'] = result['contentStr'] + ("{}\n".format(result['contents'][-1]))
            return result
    
    
    class webCommissioner:
        '網路相關的一切工作,下載 html 檔、格式化 URL,等等'
    
        @staticmethod
        def getHTMLDoc(url):
            html = requests.get(url, headers={
                'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/71.0.3578.98 Safari/537.36'},
                                timeout=2)
            return html.text
    
    
    class post:
        def __init__(self, postDict):
            self.title = postDict['title']
            self.enTitle = postDict['enTitle']
            self.date = postDict['date']
            self.contents = postDict['contents']
            self.contentsStr = postDict['contentStr']
            str = ''
            for p in self.contents:
                str = str + "<p>{}</p>\n".format(p)
            self.htmldoc = """<!DOCTYPE html>
    <html lang="zh-cmn-Hans-CN">
        <head>
            <meta charset="UTF-8">
            <meta http-equiv="Content-Language" content="zh-cmn-Hans-CN"/>
            <meta name="author" content="Nytimes"/>
            <title>{}</title>
        </head>
        <body>
            <h1>{}</h1>
            <h1 class="en-title">{}</h1>
            {}
        </body>
    </html>""".format(self.title, self.title, self.enTitle, str)
    
    
    if __name__ == '__main__':
        for url in URLSet.getalot():
            pro = newsProcessor(url)
            pst = post(pro.getContentStr())
            Spaker.saveAsHTML(pst.htmldoc, pst.title)
    
    
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